1236 THE BELL SYSTEM TECHNICAL JOURNAL, SEPTEMBER 1956 



electric wave transmission. He holds at least a score of patents in the 

 waveguide field. Mr. King was cited by the Navy for his World War II 

 radar contributions. He is a Senior Member of the I.R.E. and is a Mem- 

 ber of the American Physical Society. 



D. T. RoBB, B.S., University of Chicago, 1927; Western Electric 

 Company, 1927-. Mr. Robb has been concerned with measurement 

 and testing problems throughout his career. In the electrical laboratory ■ 

 at Hawthorne Works, Chicago, he specialized in ac standardization. 

 Later he worked on the development of shop test methods and test sets. ' 

 In 1944 he transferred to take charge of radar test engineering at the 

 Eleventh Avenue Plant of Western Electric in New York City. In 1946 

 he supervised the engineering of the standards laboratory at Chatham 

 Road Plant in Winston Salem, N. C. Currently, he has charge of trans- 

 mission test set development and test set design at Kearny Works, N. J. 



Harry R. Shillington, B.S. in E.E. Iowa State College, 1937; Long 

 Lines Department of the American Telephone and Telegraph Company, 

 1928-1932; Western Electric Company, 1937-. Mr. Shillington's first 

 assignment was that of product engineering on panel dial equipment. 

 During World War II and the Korean War he was engaged in test engi- 

 neering on various defense projects. He is presently concerned with the 

 development of special test facilities for telephone apparatus. Member of 

 Eta Kappa Nu and Tau Beta Pi. 



Friedolf M. Smits, Dipl.Phys. and Dr.Rer.Nat., University of Frei- 

 burg, Germany, 1950; research assistant, Physikalisches Institut, Uni- 

 versity of Freiburg, 1950-54; Bell Telephone Laboratories, 1954-. As a 

 member of the Solid State Electronics Research Department of the : 

 Laboratories, Dr. Smits has been concerned with diffusion studies of 

 germanium and silicon for semiconductor device applications. He is a 

 member of the American Physical Society and the German Physical 

 Society. 



Frank H. Tendick, Jr., B.S.E.E., 1951, University of Michigan; 

 Bell Telephone Laboratories, 1951-. Mr. Tendick was first engaged ini 

 work pertaining to the synthesis of networks employed in the L3 coaxial i 

 cable system. Later he engaged in the design of transistor networks for 

 digital computers. More recently, he has been associated with exploratory 

 studies of submarine cable systems. He is a member of the I.R.E. Mr. 



